logging of postings to public folder

From: "A. Michael Salim" <msalim@xxxxxxxxxxxx>

To: "[ExchangeList]" <exchangelist@xxxxxxxxxxxxx>

Date: Wed, 17 Aug 2005 12:17:02 -0400 (EDT)

Hi,
Is there a way to log who posted something to a public folder? I dod not
see anything in Message Tracking that would help.
It seems we found some straneg postings in some public folders (spam
emails) and want to track down how the emails got there.
best regards
Mike